PABCO Interior Ceiling Board

Primary Uses

  • Interior,  non-fire rated residential ceilings applications
  • New or renovation projects with ceiling frame spacing not more that 24 inches on center
  • Finish with water-based texture and decorative finishes.

PABCO® INTERIOR CEILING board is a 1/2" thick gypsum panel designed for interior ceiling applications. PABCO® INTERIOR CEILING board  is manufactured with specific additives that add to its dimensional stability and significantly reduced the potential for ceiling sag,  When tested to the ASTM C 473 humidified deflection test,  PABCO® INTERIOR CEILING board exceeds the allowable deflection permitted for 5/8" thick panels.

Made in the USA

Core Thickness Width Length Edge Weight
1/2” (12.7 mm) 48” (1219 mm) 12’ (3658 mm)
14’ (4267 mm)    
Tapered or Rounded 1.5 lbs/ft2


Core: INTERIOR CEILING Gypsum Core, UL Core Type Regular
Paper: 100% recycled content paper on front, back and long edges


ASTM C1396, ASTM C1629, Federal Specification SS-L-30D Type III & Grade X


PABCO Gypsum Installation Instructions
Gypsum Association GA-214, GA-216

Humidified Deflection  ASTM C473:

≤5/16 inch (8mm)

Surface Burn ASTM E84:

Flame Spread 15
Smoke Developed 0

Combustibility ASTM E136:


See the Gypsum Association Fire and Acoustic Guide GA-600
Underwriters Laboratories, UL fire Resistance Directory

Sustainably manufactured in Las Vegas, NV from raw material extracted from the same location.
For additional LEED and sustainability information, please contact PABCO Gypsum Technical Services.